APA Citation

Lang, S., & Lang, M. (2019). Grumpy monkey party time! (First edition.). New York: Random House.

Chicago Style Citation

Lang, Suzanne., and Max Lang. Grumpy Monkey Party Time! First edition. New York: Random House, 2019.

MLA Citation

Lang, Suzanne., and Max Lang. Grumpy Monkey Party Time! First edition. New York: Random House, 2019.

Warning: These citations may not always be 100% accurate.